Aluminium oxide is impermeable and, unlike the oxide layers on many other metals, it adheres strongly to the parent metal. If damaged mechanically, aluminiumâs oxide layer repairs itself immediately.
Saliva helps remove oral waste and cavity-causing bacteria, protects teeth from decay by neutralizing harmful acids, and helps re-mineralize tooth enamel. Saliva also keeps oral tissues healthy by preventing infection by controlling bacteria and fungi in the mouth.
The last suggestion to produce more saliva within your mouth is to drink a lot of water. It can be either bottled water or tap water with fluoride. Not only will the water wash away the sugar and leftover food particles in your mouth, but drinking water will also increase your saliva production.